Home / 133,229,930.40-183,801,005.28-89,191,116.96

Finding the Fourth Proportional to 133,229,930.40, 183,801,005.28 and 89,191,116.96

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Solution

The fourth proportional to 133,229,930.40, 183,801,005.28 and 89,191,116.96 is: 123,046,052.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,229,930.40 : 183,801,005.28 = 89,191,116.96 : x
  2. Step 2: Convert to fraction form
    133,229,930.40/183,801,005.28 = 89,191,116.96/x
  3. Step 3: Cross multiply
    133,229,930.40x = 183,801,005.28 × 89,191,116.96
  4. Step 4: Simplify right side
    133,229,930.40x = 16,393,416,959,294,056
  5. Step 5: Solve for x
    x = 16,393,416,959,294,056/133,229,930.40
  6. Step 6: Final answer
    x = 123,046,052.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.